Preparing for release, 0.3.0.

CHANGELOG.md

@@ -1,15 +1,15 @@
 ### Changelog
 
-#### 0.3.0 (Next)
+#### 0.3.0 (2023/07/26)
 
 * [#4](https://github.com/slack-ruby/slack-ruby-bot-server-mailchimp/pull/4): Replaced Travis-CI with GitHub Actions - [@dblock](https://github.com/dblock).
 * [#3](https://github.com/slack-ruby/slack-ruby-bot-server-mailchimp/pull/3): Fix: invalid logger reference - [@dblock](https://github.com/dblock).
 * Your contribution here.
 
-#### 0.2.0 (2019/4/6)
+#### 0.2.0 (2019/04/06)
 
 * [#2](https://github.com/slack-ruby/slack-ruby-bot-server-mailchimp/pull/2): Configuration options `member_tags` and `additional_merge_fields` can now be `Proc` - [@dblock](https://github.com/dblock).
 
-#### 0.1.0 (2019/3/23)
+#### 0.1.0 (2019/03/23)
 
 * Initial public release - [@dblock](https://github.com/dblock).